[INFO] fetching crate massdriver_core 0.0.1...
[INFO] testing massdriver_core-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate massdriver_core 0.0.1 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate massdriver_core 0.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate massdriver_core 0.0.1
[INFO] finished tweaking crates.io crate massdriver_core 0.0.1
[INFO] tweaked toml for crates.io crate massdriver_core 0.0.1 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate crates.io crate massdriver_core 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1add55b99747eac3cbd3633f4b40aef6b03dab32f40f267ca692c32f844320d8
[INFO] running `Command { std: "docker" "start" "-a" "1add55b99747eac3cbd3633f4b40aef6b03dab32f40f267ca692c32f844320d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1add55b99747eac3cbd3633f4b40aef6b03dab32f40f267ca692c32f844320d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1add55b99747eac3cbd3633f4b40aef6b03dab32f40f267ca692c32f844320d8", kill_on_drop: false }`
[INFO] [stdout] 1add55b99747eac3cbd3633f4b40aef6b03dab32f40f267ca692c32f844320d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a085d4ed573cd109260b2e66a34ce3b6a7cf313b1f59c07725dea0f0d85f1d1e
[INFO] running `Command { std: "docker" "start" "-a" "a085d4ed573cd109260b2e66a34ce3b6a7cf313b1f59c07725dea0f0d85f1d1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling massdriver_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `gtk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gtk /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.8.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="v3_16"' -C metadata=6df3f59e8fa14739 -C extra-filename=-6df3f59e8fa14739 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-050c3b7e76612bd2.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-e67be8688ff1f0fe.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-b5391c91a59cba15.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-a632d1308d84d04a.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-1f9dae2149669b29.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-2a10ce729df5834c.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-5349772e234e9376.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-f3cf45f6f9cdeee5.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-518466b1f59876e6.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-69a257a0ba09f524.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-245fadc980060a1e.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-18cc1e0262a6b2eb.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-a571fb4021fbc811.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-26471002dee0c7ab.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-4ffe584c26cdead2.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-7d540d27b8935c9f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a085d4ed573cd109260b2e66a34ce3b6a7cf313b1f59c07725dea0f0d85f1d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a085d4ed573cd109260b2e66a34ce3b6a7cf313b1f59c07725dea0f0d85f1d1e", kill_on_drop: false }`
[INFO] [stdout] a085d4ed573cd109260b2e66a34ce3b6a7cf313b1f59c07725dea0f0d85f1d1e